stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
Final Review Golden Valley Flashcards | StudBud
Explore
/
Final Review Golden Valley
Final Review Golden Valley
49 terms
·
StudBud Administration
·
153 plays
Golden valley High School
Flashcards
49 cards
F
Practice quiz
P
Host live
L
Questions
49
Answers
1
Weather vs. Climate: climate is the
Long-term weather patterns of an area
current state of the trophosphere (short term variations)
2
List these in order and classify as element, compound, soultion, or heterogeneous mixture.
Compound, Heterogeneous, Element
Compound, Solution, Heterogeneous
Element, Solution, Compound
Heterogeneous, Element, Compound
3
What is the molarity of a solution containing 96g of CH
3
OH in 2.0L of solution?
1.5M
15M
2M
3M
4
What is the pH, if hydronium ion concentration is 4 X 10
-2
M?
1.3
1.1
1.4
1.2
5
The pH of an aqueous solution is 9.35. What is the pOH?
0.971
-4.65
4.65
0.668
6
Which is NOT a cause for acid rain?
Vehicles
None of the above
Industrial burning
Pollution
7
What is pH?
the concentration of hydrogen ions in a solution.
how acidic a solution is?
how basic a solution is
8
The last mini ice age was caused by which of the following (select all that apply)
Solar minimums
Pollution
Volcanic erruptions
Earth's natural rotations
9
Calculate the equilibrium pH and pOH of 0.100 M HCl
pH = 3.00 & pOH = 11.00
pH = .500 & pOH = 13.500
pH = 1.00 & pOH=13.00
pH = 5.00 & pOH = 9.00
10
Bases have a pH of ...?
8.2-12
0.2-8.2
7-14
0-9
11
can solutions be separated?
false
true
12
Whats Global warming?
I don't know
It's nothing i don't know why its a big deal
A rise in temperature
13
What is the main cause for global wind patterns?
differences in elevation on different landmasses
unequal heating of different parts of Earth
greenhouse gas
currents in the ocean affect the air above it
14
Weather vs. Climate: Weather is the
long term trend of temperature and moisture
current state of the trophosphere (short term variations)
15
What is the Molarity of a solution with 5 moles in 3 liters?
.6
6
1.67
5
16
If pH is 5 what is the [H3O+]?
10-4 m
10-5m
10-4 M
10-5 M
17
Is this mixture homogeneous or heterogeneous?
Heterogeneous
Homogeneous
18
Solutions include... ( select all that apply)
solid-liquid (kool-aid)
solid-solid (example: steel)
liquid-liquid (example: vinegar)
gas-gas (example: air))
19
Unit for molarity
g/cm3
g/dm3
M
m
20
How does matter change phases? ( select all that apply)
Changes amount of water
Changes amount of gas
It changes states
The heat rises or lowers
21
Solutions:
All of the above
Grape Juice
More than one kind of particle
Looks like one type of matter
22
Scientists use molarity to
Describe concentration in chemistry
Calculate the molarity
Describe composition
Calculate the solution
23
What pH do neutral solutions have?
6
14
Neutral solutions do not have a pH
7
24
Molarity is the number of ________ divided by the number of ________.
Moles, milliliters
Liters, grams
Grams, milliliters
Moles,liters
25
Which classification(s) of matter is(are) pure substances?
Elements and mixtures
Elements and compounds
Compounds
Elements
26
Is this an example of homogeneous or heterogeneous?
Heterogeneous
Homogeneous
27
What is an effect of mild acid rain?
Burning Skin
Rotting of structures
28
What is the definition of temperature?
I may cry real tears.
the measure of thermal energy
the measure of the average potential energy
the measure of the average kinetic energy
29
Select a cause of Global Warming
Deforestation
vaping
The Greenhouse effect
The overuse of lighters
30
Homogeneous or Heterogeneous?
Heterogeneous
Homogeneous
31
the classification of matter as a solid, liquid, or gas.
Solubility
Relative Density
Physical State
Classify
32
a state of matter that is capable of infinite expansion
Solid
Gas
Energy
Liquid
33
An acidic solution could have pH of?
3
7
14
10
34
Acids have a pH of..?
7-14
0-7.5
0-7
7.5-14
35
definition of homogeneous
mixture that has one or more substances and can be separated
mixture that has the same uniform appearance and composition
36
A pH of 14 is a...?
strong base
weak base
neutral
weak acid
37
A solution with pH of 9.50 has a pOH of __________
4.50
9.50
0.50
7.50
38
A homogeneous mixture:
Can see the different types of matter
Salt water
Chocolate Chip Cookie
Unable to see the different types of matter
39
In a 2L solution, the molarity is 4M. How many moles of solute are there?
8
.5
2
4
40
Which of the groups contains heterogeneous mixtures?
PIZZA AND PIE
WATER AND SALT
JUICE AND TEA
HOT COFFEE AND WATER
41
What is the pH of an aqueous solution if the [H
3
O
+
] = 0.000 001 M?
6
10
1
5
42
The unit for molarity is…
mol/L or M
g/L
N or mol/mL
L/mL
43
pH = 5.24
Basic
Acidic
44
What are Some of the Impacts of Global Warming?
Rising Sea Levels
Receding Sea Levels
Arctic Animals Losing Their Environment
Increasing Biodiversity
45
Solutions can be:
liquids
gases
solids
all of the above
46
there are 28.0 g of NaCl per liter.What is the molarity of sodium chloride ?
0.48M
0.379M
0.4790993 M
0.479 M
47
In which way is carbon a threat to the biosphere?
Carbon compounds can cause genetic damage when burned for fuel.
CO2 in the atmosphere serves as a carrier of diseases
CO2 gas can effectively trap heat in the atmosphere.
Carbon atoms bond with H2O vapor to create acidic precipitation.
48
All solutions are...
heterogeneous
scary
homogeneous
truly genius
49
Define molarity
the # of moles of a dissolved solute per liter of solution
a substance that changes color inside of an acid or base
the number of moles of a created solute pr liter of solution
a substance whose particles are dissolved in a solution
